continuative vs everlasting

continuative

adj
  • Of or pertaining to continuation. 

  • durative. 

noun
  • a durative. 

  • Something that causes a continuation. 

everlasting

adj
  • Lasting or enduring forever; existing or continuing without end 

  • Existing with infinite temporal duration (as opposed to existence outside of time). 

  • Continuing indefinitely, or during a long period; perpetual; sometimes used, colloquially, as a strong intensive. 

adv
  • Extremely. 

noun
  • A durable cloth fabric for shoes, etc. 

  • An everlasting flower. 

How often have the words continuative and everlasting occurred in a corpus of books? (source: Google Ngram Viewer )